sugahead12

9 months ago

Suppose you have data that shows that 12% of athletes test positive for steroids. You also know that 11% of athletes test positive for steroids and actually use steroids. What is the probability that an athlete uses steroids, given that he tests positive?
A. 0.37
B. 0.43
C. 0.51
D. 0.67
E. 0.92